1 School of Physiotherapy, Curtin University, Bentley, WA 6102, Australia 2 Curtin University, Bentley, WA 6102, Australia Correspondence to: Dr Hopper School of Physiotherapy, Curtin University, ...

The infraspinatus muscle works alongside three other rotator cuff muscles to stabilize and move the shoulder. This triangular ...

It’s a ball and socket joint, which means it can flex and extend, externally and internally rotate, and move side to side. Multiple muscle groups—including the iliopsoas, adductors ...